package java_thinking.unit_18_IO._18_7;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 * @Desc:
 * @author: cww
 * @DateTime: 2019/5/16 19:59
 */

public class Echo {
    public static void main(String[] args) throws IOException {
        BufferedReader st = new BufferedReader(new InputStreamReader(System.in));
        String s;
        while ((s = st.readLine()) != null) {
            System.out.println(s);
        }
    }
}
